Definition of protuberantial in English:

protuberantial

adjective

Medicine
  • Of, relating to, or of the nature of a protuberance.

Origin

Late 19th century; earliest use found in Nature: a weekly journal of science. From protuberance + -ial, with spelling in -t- after protuberant and French protubérantiel.

Pronunciation

protuberantial

/prəˌtʃuːbəˈranʃl//prəˌtjuːbəˈranʃl/